Number of 7 X n arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, with no 2-loops and with no occupancy greater than 2.

A221393

Number of 7 X n arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, with no 2-loops and with no occupancy greater than 2.

Terms

    a(0) =0a(1) =0a(2) =364a(3) =2420113a(4) =2188482014

External references